Solution
Solution
+1
Degrees
Solution steps
Solve by substitution
Let:
Move to the left side
Subtract from both sides
Simplify
Rewrite the equation with and
Solve
Solve with the quadratic formula
Quadratic Equation Formula:
For
Apply exponent rule: if is even
Apply rule
Apply rule
Subtract the numbers:
Apply rule
Separate the solutions
Apply rule
Add the numbers:
Multiply the numbers:
Apply rule
Apply rule
Subtract the numbers:
Multiply the numbers:
Apply rule
The solutions to the quadratic equation are:
Substitute back solve for
Solve
For the solutions are
Apply rule
Apply rule
Solve
Apply rule
The solutions are
Substitute back
General solutions for
periodicity table with cycle:
General solutions for
periodicity table with cycle:
General solutions for
periodicity table with cycle:
Solve
Combine all the solutions
Popular Examples
2sin^2(x)-3sin(x)=00.32=0.59406cos(x)solvefor x,4cos(x)=0solve for sec(3x)=-(2sqrt(3))/3cos(x)+(1-cos^2(x))sqrt(2)=0
Frequently Asked Questions (FAQ)
What is the general solution for sin^4(x)=sin^2(x) ?
The general solution for sin^4(x)=sin^2(x) is x= pi/2+2pin,x=(3pi)/2+2pin,x=2pin,x=pi+2pin